Tetrahedrite, Pyrite, Calcite and Quartz Crystal Cluster | 45 Grams | Lima Peru Sapphire It is in very good

It is in very good condition

and the United States

Approx Weight (per piece):  31 grams / 1

some of the easier things to see in a thin section

Tetrahedrite, Pyrite, Calcite and Quartz Crystal Cluster | 45 Grams | Lima Peru Sapphire It is in very goodThis beautiful cluster combines tetrahedrite, cubic and crystallized pyrite matrix, calcite and tiny terminated quartz crystals. Tetrahedrite crystals are fascinating minerals known for their distinctive tetrahedral shape and shiny, metallic luster. It typically forms in well defined tetrahedral crystals, which can be grouped in clusters. The color range includes shades of metallic gray, black, and sometimes reddish hues due to the presence of copper